(1443) Ruppina Main-belt Asteroid
Discovered on 29 December 1937 by K. Reinmuth at Heidelberg.
Where Ruppina is today
Seen from above the solar system on 2026-10-14: Ruppina is 2.75 au from the Sun and 2.25 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1443 |
| Provisional designation | 1937 YG |
| Orbit class | Main-belt Asteroid |
| Diameter | 16.5 km (#2,794 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.218 |
| Rotation period | 5.88 hours |
| Absolute magnitude (H) | 11.06 |
| Orbital period | 5.04 years |
| Semi-major axis | 2.94 au |
| Perihelion – aphelion | 2.75 – 3.13 au |
| Eccentricity | 0.0637 |
| Inclination | 1.94° |
| Closest distance between its orbit and Earth's (MOID) | 1.74 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.